Source: Automobile Magazine / April 15, 2019
It’s tuned for 330 horses and 350 lb-ft in the new variant.
Capacity utilization at Ford’s Valencia, Spain, engine factory gets a boost from the ’20 Mustang, as it will adopt the Focus RS engine for a new affordable performance version coming this fall. The RS’s 2.3-liter EcoBoost inline-four has been turned 90 degrees for the longitudinal, rear-drive application, but don’t expect it to be called RS—that’s already claimed in the segment by the Chevrolet Camaro. Instead, the car will go by the more ungainly 2020 Ford Mustang2.3-liter High-Performance Package.
Key to the transformation is the adoption of the Focus RS’s high-performance cylinder head, which allows for “a lot more boost” compared with the standard 310-hp, 350-lb-ft 2.3-liter Mustang EcoBoost four, says Carl Widmann, the model’s chief engineer. Widmann’s engineering team fitted a 63-mm twin-scroll turbo compressor, which is five percent larger than was used in the Focus RS, and a larger radiator to the new Mustang. Engineers then calibrated the 2.3 to couple with both of the pony car’s transmission choices, a 10-speed automatic and six-speed Getrag manual